BM115 3.0 Auto Focus Laser Cutting Head (Out of Production)

Power rating 6KW/8KW/12KW; Updated from BM115 2.0; Standard auto focus laser cutting with capability for full power cutting.

  • Features
  • Technical Data
  • Updated version from BM115 2.0 with stable cutting capability under continuous full power.

  • Upgraded optics beam and gas circuit.

  • Integrated design to ensure sealing.

  • Both collimation and focus lens are water cooled.

  • Air cooling to nozzle which effectively protecs the nozzle & ceramic part and extend the lifespan.

  • Compact structure to reduce the payload of Z axis.

  • 35mm clear aperture to effectively reduce stray beam interference and guarantee cutting quality and lifespan.

  • Auto focus to reduce human intervention.

Fiber Interface

QBH , QD, Q+

Collimation Length


Clear Aperture

35mm (6kw/8kw); 36.1mm (12kw)

Focusing Length

150mm , 200mm

Auto Focus

+10~ -10mm (scale) 

Nozzle Styles

Single , Double , Custom

- Range

+22.5 ~ -22.5mm ( FL150 )

Diameter of Nozzle Tip


+40 ~ -40mm ( FL200 )



1.4mm, 1.5/2.0mm, 2.5/3.0mm, 3.5/4.0mm, 5.0/6.0mm, 10.0mm 

- Acceleration



1.2/1.4mm, 1.5/1.6mm, 2.0/2.5mm, 3.0/3.5mm, 4.0mm 

- Velocity


Assist Gas Pressure

≤ 30 bar

- Accuracy

≤ 50μm


~ 7 kg

Cover Glasses


- Collimation Side (Top)



- Focusing Side (Middle/Bottom)